use db aggregation in cube gives error

Hi everybody.

i am working on bw on hana database.

i have a spo and i just added a keyfigure to this spo.

when i want to display data in one of a cube in spo ;

if i click "use DB aggregation" gives me below error.

if i unclicked "use DB aggregation" shows me data.

what is the problem in Hana database?

note: i cant display data in analyzer report.same error.